Rapid determination of free amino acids and caffeine in matcha using near-infrared spectroscopy: A comparison of portable and benchtop systems
- Resource Type
- ACADEMIC JOURNAL
- Authors
- Ouyang, Qin a, ⁎; Liu, Lihua a; Wang, Li a; Zareef, Muhammad a; Wang, Zhen b, c; Li, Haoquan a; Yin, Juan b, c; Chen, Quansheng a, ⁎
- Source
- In Journal of Food Composition and Analysis January 2023 115
- Subject
- Language
- English
- ISSN
- 0889-1575
- E-ISSN
- DOI
- 10.1016/j.jfca.2022.104868
@@@@Highlights •Free amino acids and caffeine of matcha were predicted using NIR.•Results between portable and benchtop NIR systems were compared.•Portable NIR-IS system has a prediction ability comparable to benchtop FT-NIR.•Model performance can be improved by variable selection methods.